@article{GuoPaychaZhang2014,
  author    = {Li Guo and Sylvie Paycha and Bin Zhang},
  title     = {Conical zeta values and their double subdivision relations},
  journal   = {Advances in mathematics},
  volume    = {252},
  pages     = {343 -- 381},
  doi       = {10.1016/j.aim.2013.10.022},
  year      = {2014},
}